In Russia, this method of preparing cod is popularly known as Polish-style. It is a very rich dish, especially nice when presented in small, deep casseroles for individual servings.
Preheat the oven to 350°F. Season the cubes of fish with salt and pepper. Place them in an ovenproof dish and add the wine, stock and seasonings. Bring to a simmer over medium heat, then transfer the dish to the preheated oven. Poach for 15 minutes, or until the fish is flaky but still